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EYFS. Addition ( practical). 1 elephant went out to play …. 1 potato, 2 potato. Counting forwards 0 1 2 3 4 5 6 7 8 9 10. How many apples? How many oranges? How many altogether?. 1 more than …. Stage 1. Addition ( practical). makes. 5.

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Addition ( practical)


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slide1

EYFS

Addition ( practical)

1 elephant went out to play ….

1 potato,

2 potato ...

Counting forwards 0 1 2 3 4 5 6 7 8 9 10

How many apples?

How many oranges?

How many altogether?

1 more than …

slide2

Stage 1

Addition ( practical)

makes

5

Click here for video clip 1a

and

2

3

Click here for video clip 1b

Make 6

Click here for video clip 1c

Click here for video clip 1d

6 and 0

4 and 2

3 and 3

5 and 1

slide3

Stage 2

Addition ( printed numberlines)

2 + 6 = 8 (same as 6 + 2)

4 + 3 = 7

Click here for video clip 2

0

0

4

4

8

8

7

7

5

5

1

1

2

2

6

6

3

3

slide4

Addition (blank numberlines)

Stage 3

38 + 23 = 61

At first…

Click here for video clip 3a

+10

+10

+1

+1

+1

61

38

48

59

60

58

38 + 23 = 61

Then…

Click here for video clip 3b

+20

+3

38

61

58

slide5

Stage 4

Addition (partitioning)

45 + 23 =

345 + 132 =

40 + 5 300 + 40 + 5

20 + 3100 + 30 + 2

60 + 8400 + 70 + 7

68 477

Click here for video clip 4a

Click here for video clip 4c

Click here for video clip 4b

slide6

Stage 5

Addition (compact method)

366 + 458 =

147 + 73 =

58 + 23 =

58

+ 23

81

1

366

+ 458

824

1 1

147

+ 73

220

1 1

Click here for video clip 5b

Click here for video clip 5c

Click here for video clip 5a

slide7

EYFS

Subtraction (practical)

5 little speckled frogs…

10 green bottles...

5 little men in a flying saucer…

10 fat sausages sizzling in pan…

Counting backwards 10 9 8 7 6 5 4 3 2 1 0

1 less than ……

slide8

Subtraction (practical)

Stage 1

3 counters take away 2 leaves 1.

Sam has 7 sweets.

He eats 3 of them.

How many does he have left?

7 - 3 = 4

THE LARGER NUMBER HAS TO GO FIRST

Click here for video clip 1c

Click here for video clip 1b

Click here for video clip 1a

slide9

Subtraction (printed numberlines)

Stage 2

Click here for video clip 2a

COUNT BACKWARDS

10 – 6 = 4

8

8

0

0

4

4

5

5

7

7

1

1

2

2

6

6

3

3

9

9

10

10

COUNT ON TO FIND THE DIFFERENCE

Click here for video clip 2b

5 + = 9

4

9 - 5 = 4

slide10

Subtraction (blank numberline)

Stage 3

For taking away small amounts COUNT BACKWARDS.

Click here for video clip 3a

67 – 11 = 56

-10

-1

For taking away large amounts COUNT ON from small number to large.

56

57

67

65 - 57 = 8

3+5=8

+5

+3

60

65

57

2+10+9 = 21

69 – 48 = 21

+10

+2

+9

Click here for video clip 3b

48

50

60

69

slide11

Stage 4

Subtraction (partitioning)

74 – 27 = 47

758 - 367 = 391

700 + 50 +8

-300 + 60 +7

300 + 90 + 1

70 + 4

-20 + 7

40 + 7

14

60

150

600

Click here for video clip 4

slide12

Stage 5

Subtraction (compact method)

7 8 4 30 4 20 3 9

- 5 7 - 1 3 8 - 1 8 4 5

7 2 71 6 6 1 9 4

1

9

9

7

2

1

1

1

Click here for video clip 5b

Click here for video clip 5a

slide13

Multiplication (practical)

EYFS

Counting in 2s

8

10

6

2

4

Counting in 10s

40

20

30

10

slide14

Stage 1

Multiplication

4 + 4 = 8

2 lots of 4 are 8

2 x 4 = 8

Click here for video clip 1

2 + 2 + 2 + 2 = 8

4 lots of 2 are 8

4 x 2 = 8

0

4

8

2

6

slide15

Stage 2

Multiplication

6 x 8 = 48

+8

+8

+8

+8

+8

+8

0

8

16

24

32

40

48

4 x 8 = 32

Click here for video clip 2

8 x 4 = 32

slide16

Multiplication (partitioning)

Stage 3

4 x 13 = 52

10

3

40 + 12 = 52

4

Click here for video clip 3a

Click here for video clip 3b

slide17

Multiplication (grid method)

Stage 4

300

120

30

+ 12

462

14 x 33 = 462

Click here for video clip 4a

3

30

10

4

40

6

300

9 x 346 = 3114

2700

360

+ 54

3 1 14

9

Click here for video clip 4b

4

0.9

12

+ 2.7

14.7

3 x 4.9 = 14. 7

3

slide18

Multiplication (compact method)

Stage 5

274

X 92

548

24660

25208

326

X 71

326

22820

23146

Click here for video clip 5

1

4

1

6

3

1

1

1

slide19

Division (practical)

EYFS

Sharing 6 cakes between 2 people.

One for you..

One for me..

slide20

Division (practical)

Stage 1

Sharing 12 cakes between 3 people is 4 each

12 ÷3 = 4

Click here for video clip 1a

Grouping 12 cakes into groups of 3 gives 4 sets.

12 ÷3 = 4

Click here for video clip 1b

slide21

Division (printed/blank numberlines)

Stage 2

Click here for video clip 2a

10 ÷ 2 = 5

8

0

4

5

7

1

6

3

9

10

2

20 ÷5 = 4

Click here for video clip 2b

+5

+5

+5

+5

20

0

5

10

15

slide22

Division (blank numberline chunking 2s 5s 10s)

Stage 3

45 ÷ 5 = 9

9 x 5

2x5

2x5

2x5

2x5

1x5

45

20

30

40

0

10

Click here for video clip 3

15 x 5

75 ÷ 5 = 15

10 x 5

2 x 5

2 x 5

1 x 5

60

50

75

70

0

slide23

Division (chunking on blank numberline)

Stage 4

10 +1 +1 +1 =13

104 ÷ 8 = 13

8

8

Click here for video clip 4a

TIP

X 10 FIRST IF YOU CAN

106 ÷ 7 = 15 r1

10+2+2+1= 15

10 x 7

10 x 8

1x8

1x8

1x8

2x7

2x7

1x7

80

70

r1

8

7

14

14

0

0

70

80

88

84

96

98

105

104

Click here for video clip 4b

slide24

Division (chunking)

Stage 5

325 ÷ 12 = 27 r1

325

(20 x 12) 240 -

85

( 5 x 12) 60-

25

(2 x 12) 24 -

27 r1

What do I know already?

10 x 12 = 120

20 x 12 = 240

5 x 12 = 60

2 x 12 = 24

Choose a large ‘best fit’ chunk to start off with.

Click here for video clip 5